Mercurial > hg > truffle
comparison src/share/vm/services/memPtr.hpp @ 7971:4102b59539ce
8005012: Add WB APIs to better support NMT testing
Summary: Add WB API functions to enable better NMT testing
Reviewed-by: dholmes, zgu
author | ctornqvi |
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date | Fri, 01 Feb 2013 23:48:08 +0100 |
parents | fb3190e77d3c |
children | b80cc96882f7 |
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7962:4c75576d18d0 | 7971:4102b59539ce |
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45 | 45 |
46 // reset sequence number | 46 // reset sequence number |
47 static void reset() { | 47 static void reset() { |
48 assert(SafepointSynchronize::is_at_safepoint(), "Safepoint required"); | 48 assert(SafepointSynchronize::is_at_safepoint(), "Safepoint required"); |
49 _seq_number = 1; | 49 _seq_number = 1; |
50 DEBUG_ONLY(_generation ++;) | 50 _generation ++; |
51 }; | 51 }; |
52 | 52 |
53 DEBUG_ONLY(static unsigned long current_generation() { return (unsigned long)_generation; }) | 53 static unsigned long current_generation() { return _generation; } |
54 NOT_PRODUCT(static jint max_seq_num() { return _max_seq_number; }) | 54 NOT_PRODUCT(static jint max_seq_num() { return _max_seq_number; }) |
55 | 55 |
56 private: | 56 private: |
57 static volatile jint _seq_number; | 57 static volatile jint _seq_number; |
58 NOT_PRODUCT(static jint _max_seq_number; ) | 58 static volatile unsigned long _generation; |
59 DEBUG_ONLY(static volatile unsigned long _generation; ) | 59 NOT_PRODUCT(static jint _max_seq_number; ) |
60 }; | 60 }; |
61 | 61 |
62 /* | 62 /* |
63 * followings are the classes that are used to hold memory activity records in different stages. | 63 * followings are the classes that are used to hold memory activity records in different stages. |
64 * MemPointer | 64 * MemPointer |